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Subject: Re: Junior 6 has an enormous bug, you are right

Author: Michael P. Nance Sr.

Date: 11:28:50 03/17/01

Go up one level in this thread


On March 17, 2001 at 13:43:30, jonas cohonas wrote:

>On March 17, 2001 at 13:04:29, Antonio Senatore wrote:
>
>>It seems incredible that a top chess program like Junior 6 (without the KPPKB
>>tablebase but with the KBK and the KBKP tables) CAN'T SEE MATE IN ONE in the
>>next position:
>>
>>7k/4pK1p/7B/8/8/8/8/8 w - -
>>
>>Junior neither can see mate in one in the following positions (without KNNKP
>>tablebase):
>>
>>8/8/8/8/6N1/5NK1/7p/7k w - -
>>
>>8/8/8/8/8/6NK/3N1p2/6k1 w - -
>>
>>
>>In the next position, he can't see mate in two:
>>
>>7k/3N4/6KN/8/8/8/7p/8 w - -
>>
>>Let's hope in the next update this problem is resolved.
>>
>>Regards.
>>
>>Antonio
>
>New position
>7k/4pK1p/7B/8/8/8/8/8 w - - 0 1
>
>Analysis by Junior 6.0:
>
>1.Bf8 e5
>  =  (-0.07)   Depth: 3   00:00:00
>1.Bg7#
>  +-  (#1)   Depth: 3   00:00:00
>1.Bg7#
>  +-  (#1)   Depth: 3   00:00:00
>
>(, MyTown 18.03.2001)
>
>New position
>8/8/8/8/6N1/5NK1/7p/7k w - - 0 1
>
>Analysis by Junior 6.0:
>
>1.Ngxh2
>  =  (0.00)   Depth: 3   00:00:00
>1.Ngxh2
>  =  (0.00)   Depth: 6   00:00:00, tb=1
>1.Ngxh2
>  =  (0.00)   Depth: 9   00:00:00, tb=3
>1.Ngxh2
>  =  (0.00)   Depth: 12   00:00:00, tb=5
>1.Ngxh2
>  =  (0.00)   Depth: 15   00:00:00, tb=7
>1.Ngxh2
>  =  (0.00)   Depth: 18   00:00:00, tb=9
>1.Ngxh2
>  =  (0.00)   Depth: 21   00:00:00, tb=11
>1.Ngxh2
>  =  (0.00)   Depth: 24   00:00:00  1kN, tb=13
>1.Ngxh2
>  =  (0.00)   Depth: 27   00:00:00  1kN, tb=15
>1.Ngxh2
>  =  (0.00)   Depth: 30   00:00:00  1kN, tb=17
>1.Ngxh2
>  =  (0.00)   Depth: 33   00:00:00  1kN, tb=19
>1.Ngxh2
>  =  (0.00)   Depth: 36   00:00:00  2kN, tb=21
>1.Ngxh2
>  =  (0.00)   Depth: 39   00:00:00  2kN, tb=23
>1.Ngxh2
>  =  (0.00)   Depth: 42   00:00:00  2kN, tb=25
>1.Ngxh2
>  =  (0.00)   Depth: 45   00:00:00  3kN, tb=27
>1.Ngxh2
>  =  (0.00)   Depth: 48   00:00:00  3kN, tb=29
>1.Ngxh2
>  =  (0.00)   Depth: 51   00:00:00  3kN, tb=31
>1.Ngxh2
>  =  (0.00)   Depth: 54   00:00:00  4kN, tb=33
>1.Ngxh2
>  =  (0.00)   Depth: 57   00:00:00  4kN, tb=35
>1.Ngxh2
>  =  (0.00)   Depth: 60   00:00:00  5kN, tb=37
>1.Ngxh2
>  =  (0.00)   Depth: 63   00:00:00  5kN, tb=39
>1.Ngxh2
>  =  (0.00)   Depth: 63   00:00:00  5kN, tb=40
>
>(, MyTown 18.03.2001)
>
>New position
>8/8/8/8/8/6NK/3N1p2/6k1 w - - 0 1
>
>Analysis by Junior 6.0:
>
>1.Nh1
>  =  (0.00)   Depth: 3   00:00:00
>1.Nh1
>  =  (0.00)   Depth: 6   00:00:00
>1.Nh1
>  =  (0.00)   Depth: 9   00:00:00, tb=5
>1.Nh1
>  =  (0.00)   Depth: 12   00:00:00, tb=18
>1.Nh1
>  =  (0.00)   Depth: 15   00:00:00  1kN, tb=32
>1.Nh1
>  =  (0.00)   Depth: 18   00:00:00  1kN, tb=46
>1.Nh1
>  =  (0.00)   Depth: 21   00:00:00  2kN, tb=60
>1.Nh1
>  =  (0.00)   Depth: 24   00:00:00  2kN, tb=74
>1.Nh1
>  =  (0.00)   Depth: 27   00:00:00  3kN, tb=88
>1.Nh1
>  =  (0.00)   Depth: 30   00:00:00  3kN, tb=102
>1.Nh1
>  =  (0.00)   Depth: 33   00:00:00  4kN, tb=116
>1.Nh1
>  =  (0.00)   Depth: 36   00:00:00  4kN, tb=130
>1.Nh1
>  =  (0.00)   Depth: 39   00:00:00  5kN, tb=144
>1.Nh1
>  =  (0.00)   Depth: 42   00:00:00  5kN, tb=158
>1.Nh1
>  =  (0.00)   Depth: 45   00:00:00  6kN, tb=172
>1.Nh1
>  =  (0.00)   Depth: 48   00:00:00  7kN, tb=186
>1.Nh1
>  =  (0.00)   Depth: 51   00:00:00  7kN, tb=200
>1.Nh1
>  =  (0.00)   Depth: 54   00:00:00  8kN, tb=214
>1.Nh1
>  =  (0.00)   Depth: 57   00:00:00  9kN, tb=228
>1.Nh1
>  =  (0.00)   Depth: 60   00:00:00  9kN, tb=242
>1.Nh1
>  =  (0.00)   Depth: 63   00:00:00  10kN, tb=256
>1.Nh1
>  =  (0.00)   Depth: 63   00:00:00  10kN, tb=256
>
>(, MyTown 18.03.2001)
>
>New position
>7k/3N4/6KN/8/8/8/7p/8 w - - 0 1
>
>Analysis by Junior 6.0:
>
>1.Ne5 h1Q
>  ³  (-0.70)   Depth: 3   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 3   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 6   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 9   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 12   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 15   00:00:00
>1.Nf7+
>  =  (0.00)   Depth: 18   00:00:00  1kN
>1.Nf7+
>  =  (0.00)   Depth: 21   00:00:00  1kN
>1.Nf7+
>  =  (0.00)   Depth: 24   00:00:00  2kN
>1.Nf7+
>  =  (0.00)   Depth: 27   00:00:00  3kN
>1.Nf7+
>  =  (0.00)   Depth: 30   00:00:00  3kN
>1.Nf7+
>  =  (0.00)   Depth: 33   00:00:03  5221kN, tb=8986
>
>(, MyTown 18.03.2001)
>
>You are right that is unacceptable from a top program, it seems in general that
>the chessbase products have a problem reading tb's or maby the tb's are not as
>perfect as one would think.
>
>
>Regards
>Jonas
Have You downloaded the updated version?
WWW.ENGINES.de/RegisteredUsers/Junior6SP.exe  ,I don't know if You'll still have
the problem with the exe update. Regards,Mike



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